CN111005523A

CN111005523A - Paving method of floor

Info

Publication number: CN111005523A
Application number: CN201910865548.5A
Authority: CN
Inventors: 雷响
Original assignee: Anhui Yangzi Flooring Inc Co
Current assignee: Anhui Yangzi Flooring Inc Co
Priority date: 2019-06-04
Filing date: 2019-09-12
Publication date: 2020-04-14
Also published as: WO2020244092A1; CN110145091A

Abstract

The invention discloses a method for paving floors, which belongs to the technical field of floor installation and particularly comprises the steps of inspecting the ground, paving a ground mat, splicing floor blocks and the like, wherein the floor blocks are connected and fixed through plastic latches, two adjacent floor blocks need to be staggered, aligned and attached together, then one floor block is laterally slid, the two floor blocks can be spliced through the limiting effect of the plastic latches, and the first floor block and the last floor block need to be specially processed. The paving method is simple and easy to operate, the paving time is obviously shortened, and a large amount of labor cost and time cost are saved.

Description

Paving method of floor

Technical Field

The invention relates to the technical field of floors, in particular to a method for paving a floor.

Background

The traditional wood floor and fiber laminated floor are assembled into wood joggle floor, wood butt joint floor and wood lock catch floor at the periphery and the bottom of the floor through mechanical processing, and the wood floor and the fiber laminated floor are embedded with the aluminum wire wood joggle floor and the gummed paper or gummed net butt joint floor. In addition, due to the reasons of dry shrinkage and wet expansion, height difference of a back layer of the floor, fit deviation of the mortises, gradient and flatness of the ground and the like caused by the inherent characteristics of the floor base material, the mortises and the tenons at the joints of the floor are easy to rub or extrude to make a sound, and the daily life of people is influenced. In addition, the installation of current conventional floor needs the professional to mat formation usually, and the cost of labor is higher, and some floors need to beat the fossil fragments, need consume a large amount of auxiliary materials to will reduce the net height in house.

Disclosure of Invention

In order to overcome the technical defects, the invention provides the floor paving method, the plastic lock catches around the lock catch floors are used for realizing the connection between the floor blocks, the paving method is simple and quick, the quick installation can be realized only by simple tools, and a large amount of labor cost and time cost are saved.

In order to achieve the technical effects, the invention adopts the following technical scheme:

a method for paving a floor, the floor is formed by splicing floor blocks with plastic latches, adjacent floor blocks are connected through the plastic latches, and the specific paving method comprises the following steps: (1) paving a first row of floors close to the wall, removing the lock catches by the long edges and transverse tenon grooves of the wall, inserting the transverse ends of a second floor in the first row into the tenon grooves of the first floor at an angle of 0-30 degrees and pushing inwards, confirming that the transverse tenon grooves are matched in place, and sequentially splicing other floors in the first row according to the method; (2) when the second row of floors are installed, the first buckles on the long edges are close to the second buckles on the long edges of the first row of floors, the first buckles are inserted into the blank between the two buckles of the mortise on the long edges of the first row of floors at an angle of 0-45 degrees, the second buckles are pushed horizontally and forwards, and the second buckles are completely buckled with the first row of floors by knocking the transverse head; sequentially splicing other floors in the second row according to the method until the splicing of the penultimate floor in the second row is finished; (3) after the last floor in the second row is installed and cut, inserting the long edges of the floors into the invisible mortises of the floors in the front row at an angle of 0-30 degrees, reserving the space between the lock catches at the transverse ends, pressing the long edges downwards at the same time to enable the long edges to be flat, and finally knocking the transverse ends to enable the long edges to be completely and stably fit; (4) sequentially completing the installation of the rest floors according to the methods in the steps (2) and (3); (5) and (3) mounting the last row of the long-edge floors, cutting the floors according to the size of the residual ground, and inserting the long-edge floors into the invisible mortises of the front row of the floors at an angle of 0-30 degrees to ensure that the lock catches are completely and stably locked.

The further technical scheme is that the structure of the floor block with the plastic lock catch specifically comprises the following steps: including the plate body and wrap up in the peripheral plastic frame of plate body, be equipped with multiunit spacing connecting piece on the plastic frame, two adjacent plate bodies are mutually supported and are fixed a position through corresponding spacing connecting piece on the peripheral plastic frame of plate body, the plastic frame includes the underframe and sets up the underframe inboard and with underframe integrated into one piece's side frame, each group spacing connecting piece includes adjacent first fastener and second fastener, first fastener is followed the curb plate protrusion of side frame, and just first fastener links to each other with the bottom surface of underframe, the second fastener is from the downward protrusion of bottom surface of underframe forms, and the dislocation of first fastener and the second fastener of side frame both sides is arranged.

The technical scheme is that the length of the floor block is integral multiple of the width, the number of the plastic lock catches on the transverse heads of the floor block is at least two, the number of the plastic lock catches on the long edges of the floor block is integral multiple of the number of the plastic lock catches on the transverse heads, and the distance between the adjacent lock catches on the long edges is the same as the distance between the adjacent lock catches on the transverse heads.

When the length of the floor block is the integral multiple of the width and the number of the locking buckles on the long edge is the integral multiple of the number of the locking buckles on the transverse head, the splicing mode of the floor is not limited to the conventional sequential splicing between the long edge and the long edge, the short edge and the long edge can be spliced, the splicing of different patterns is realized through various combination modes, and the freedom and the diversity of floor pavement are realized.

The further technical scheme is that wood wedges are placed between the first row of floors and the wall edge, and wood wedges do not need to be placed between the transverse heads of the second row of floors and the rest rows of floors and the wall edge.

Place the wooden wedge between first row of floor and the wall limit is in order to prevent the removal of floor position in the installation, play fixed initial position's effect, in order to guarantee to reserve certain expansion joint between floor block and the wall, after first row of floor laid, second row of floor was when mating formation, because the plastic hasp has limiting displacement, consequently, need not place the wooden wedge between the horizontal head of second row and all the other rows and wall limit, can directly assemble, embodied the convenience of this floor when mating formation.

The further technical scheme is that the first row of floors needs to be checked before being paved, particularly, the ground to be paved is checked for moisture and flatness, the moisture content of the ground is less than 10%, and the unevenness is less than 3mm/2 m.

If the water content of the ground is higher than 10%, the water vapor on the ground surface is evaporated along with the rise of the temperature, the water vapor is upwards diffused and possibly permeates into the floor, and therefore moisture-proof layer construction or dehumidification measures are adopted to ensure that the water content of the ground is qualified and then the ground is paved.

A further technical scheme does, need to mat formation ground mat before first row of floor is mated formation, the length and the width of ground mat are greater than the length and the width of the ground of laying, and the ground mat is including the two-layer structure of foaming base material elasticity IXPE membrane and the PE water proof membrane that punch, the ground mat needs to be higher than 50 ~ 80mm on the wall limit.

The further technical proposal is that the width of the PE film is more than 8cm larger than that of the IXPE film, and two layers of PE films are respectively formed on the upper layer and the lower layer of the IXPE film.

The floor mat is laid between the floor and the ground, and a good buffer zone and an isolation layer can be formed between the floor and the ground, so that the floor mat has the characteristics of sound insulation, moisture resistance, insect prevention, comfortable foot feeling and the like. Wherein the thickness of IXPE film is more than or equal to 2.0mm, the width is more than or equal to 100cm, the thickness of PE film is more than or equal to 0.04mm, the width is more than or equal to 108cm, the width of PE film is more than or equal to 8cm, two-sided adhesive tape is attached to the short edge of each PE film (forming double-layer PE film) which is respectively attached to the upper and lower parts of IXPE film, and the lap joints among ground mats are connected through bonding.

When the floor mat is paved, the surface with the double faced adhesive tape is paved upwards, the wall edge must be rolled up when the floor mat is paved, the height is 50-80 mm, the films are butted smoothly and cannot be overlapped, the upper layer of film and the lower layer of film at the joint are separated, the joint is placed between the two layers of films, the surface is well adhered by the double faced adhesive tape or the adhesive tape, and if the surface is damaged, the adhesive tape is applied.

The further technical scheme is that the first floor in each row needs to be cut, and the cutting method is a half method or two, four, six and eight methods.

The further technical scheme is that the half-cutting method is to cut the half part of the floor block to obtain two identical half plates, and the two half plates can be used as the first floor to be paved in a butt joint mode.

The further technical scheme is that the two-four-six-eight cutting method comprises the steps of cutting one half and one quarter of the floor respectively to obtain floor blocks with the lengths of 1/4, 1/2, 3/4 and 4/4, paving the floor blocks with the four lengths as a first floor sequentially, aligning the butt seams in four rows, and enabling the seams to be integrally stepped.

The further technical scheme is that a small-range trial paving is carried out before the floor in the step (1) is paved so as to ensure the design and color proportion of the floor installation and determine the trend of the floor.

The pilot plant is characterized in that the floor is disassembled and packaged, and the appearance difference is checked after the floor is horizontally placed for a certain area.

The further technical scheme is that the cutting surface of the floor block is subjected to wax sealing treatment.

The raw material of the wax sealing is a wax sealing material commonly used in the field, and the wax sealing material has the function of sealing a cutting surface and isolating moisture from invading.

The technical scheme is that an expansion joint of 18-25 mm is reserved between the floor block and the wall around the room.

Compared with the prior art, the invention has the following beneficial effects: the paving method is simple and easy to operate, can be finished by only using a simple tool, even can be finished without professional installation personnel, can be installed by consumers, and because the floor is connected with the adjacent floors through the plastic lock catches, the floor has no left and right direction difference during installation, can be spliced randomly, enriches the diversity and the freedom of the paving shape of the floor, obviously shortens the paving time compared with the paving time of the conventional floor, saves a large amount of labor cost and time cost, does not need to install keels during paving, can reduce the floor height loss of a room, and increases the indoor clear height.

Drawings

FIG. 1 is a front partial schematic view of a floor panel of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a rear view of the structure of FIG. 1;

FIG. 4 is a schematic view of a floor splicing structure according to the present invention;

FIG. 5 is a schematic view of the installation of the first row of the floor panels of the present invention;

FIG. 6 is a schematic view of another installation of the first row of floor panels of the present invention;

FIG. 7 is a schematic view of the angled interengagement shown in FIG. 6;

FIG. 8 is a schematic view of the installation of a second row of the floor panels of the present invention;

FIG. 9 is a schematic view of the installation of the last floor panel of the second row of floor panels according to the invention;

FIG. 10 is a schematic view of the present invention using a half-cut method;

FIG. 11 is a diagram illustrating the effect of the invention using a half-cut method;

FIG. 12 is a schematic view of the present invention cutting by the method of two, four, six and eight;

FIG. 13 is a schematic diagram of the present invention showing a two-four-six-eight process for cutting;

FIG. 14 is a diagram showing the effect of the invention on paving by a two-four-six-eight cutting method;

FIG. 15 is a schematic view of a first paving mode of the present invention;

FIG. 16 is a schematic view of a second paving mode of the present invention;

FIG. 17 is a schematic view of a third installation of the present invention;

FIG. 18 is a diagram of the effect of the arbitrary splicing of the floor of the present invention shown in FIG. 1;

FIG. 19 is a view of the effect of the floor of the present invention on the free assembly;

FIG. 20 is a view showing the effect of the floor panel of the present invention being assembled arbitrarily;

FIG. 21 is a diagram of the effect of the arbitrary splicing of the floor of the present invention shown in FIG. 4;

the labels in the figure are: 1-board body, 11-surface board, 12-back board, 100-first floor board, 2-plastic frame, 21-bottom frame, 22-side frame, 200-second floor board, 221-first side board, 222-second side board, 223-third side board, 224-fourth side board, 3-limit connecting piece, 31-first fastener, 32-second fastener, 33-second limit groove, 34-first limit groove, 310-first buckling part.

Detailed Description

The present invention will be further described with reference to the following examples, which are intended to illustrate only some, but not all, of the embodiments of the present invention. Based on the embodiments of the present invention, other embodiments used by those skilled in the art without any creative effort belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 to 4, the structure of the floor is specifically as follows: including plate body 1 and the peripheral plastic frame 2 of parcel in the plate body, be equipped with multiunit limit connector 3 on the plastic frame, two adjacent plate bodys are mutually supported and are fixed a position through corresponding limit connector 3 on the peripheral plastic frame 2 of plate body, plastic frame 2 includes underframe 21 and sets up underframe 21 inboard and with underframe 21 integrated into one piece's side frame 22, each group limit connector 3 includes adjacent first fastener 31 and second fastener 32, first fastener 31 is from the curb plate protrusion of side frame 22, and first fastener 31 links to each other with underframe 21's bottom surface, second fastener 32 certainly the downward protrusion in bottom surface of underframe 21 forms, and the dislocation of first fastener 31 and the second fastener 32 of side frame 22 both sides is arranged.

The side frame 22 includes a first side plate 221, a second side plate 222, a third side plate 223 and a fourth side plate 224, and in the transverse direction (i.e. in the X-axis direction of fig. 3), the first fasteners 31 and the second fasteners 32 on both sides of the side frame 22 are arranged in a staggered manner, that is, the first fasteners 31 on the outer side of the first side plate 221 correspond to the second fasteners 32 on the outer side of the third side plate 223, and the second fasteners 32 on the outer side of the first side plate 221 correspond to the first fasteners 31 on the outer side of the third side plate 223; in the longitudinal direction (i.e. the Y-axis direction in fig. 3), the first fasteners 31 and the second fasteners 32 on both sides of the side frame 22 are arranged in a staggered manner, that is, the first fastener 31 on the outer side of the second side plate 222 corresponds to the second fastener 32 on the outer side of the fourth side plate 224, and the second fastener 32 on the outer side of the second side plate 222 corresponds to the first fastener 31 on the outer side of the fourth side plate 224, in this application, "correspond" means that when two floor panels are spliced, the first fastening portion 310 on the outer side of the first side plate 221 of the first floor panel 100 and the second fastener 32 on the outer side of the third side plate 223 of the second floor panel 200 are fastened to each other, and the second fastener 32 on the outer side of the first side plate 221 of the first floor panel 100 and the first fastening portion 310 on the outer side of the third side plate 223 of the second floor panel 200 are fastened.

Wherein, the distance between the first fastener 31 in one group of spacing connecting elements 3 and the second fastener 32 in the adjacent group of spacing connecting elements 3 is greater than the length of the first fastener 31. Through the dislocation arrangement of the first fastener 31 and the second fastener 32 with the side frame 22 both sides, make first fastener 31 and the second fastener 32 between two adjacent floors buckle each other, as long as stagger the alignment laminating together with the first fastener 31 and the second fastener 32 on two adjacent floors during the installation, then sideslip one of them floor, through the limiting displacement between first fastener 31 and the second fastener 32, alright assemble them, prevent that they from taking place to shift, the installation is very simple, can reuse, and the spacing connecting piece on floor does not divide about, further improved the installation effectiveness, the installation difficulty has been reduced.

The upper surface of the protruding portion of the first fastening member 31 is provided with a first buckling portion 310 protruding upwards, the cross section of the first buckling portion 310 is a semicircular or square bar-shaped block, and chamfers are arranged at two ends of the bar-shaped block. The first fastening part 310 is provided with chamfers at both ends thereof to facilitate fastening each other when assembled. Form first spacing groove 34 between the lateral wall of first buckling part 310 and underframe 21, form second spacing groove 33 between the lateral wall of second fastener 32 and side frame 22, the cross section of second fastener 32 is the bar piece of semicircle or square, and all is provided with the chamfer at the both ends of bar piece. The two ends of the second fastener 32 are provided with chamfers to facilitate mutual buckling during assembly. When the floor boards are spliced, the first buckling part 310 slides into the second limiting groove 33 of the floor board assembled with the first buckling part, and the second buckling part 32 slides into the first limiting groove 34 of the floor board assembled with the first buckling part to be matched and positioned. In this embodiment, the two floor boards are turned over by 180 °, and the upper surfaces of the floor boards are installed to face upward in actual installation. When two floor boards are aligned and spliced, the first buckling parts 310 (not visible in fig. 4) of the first buckling parts 31 of the first floor board 100 are buckled in the second limiting grooves 33 (not visible in fig. 4) of the second floor board 200, and the second buckling parts 32 (not visible in fig. 4) of the first floor board 100 are buckled in the first limiting grooves 34 (not visible in fig. 4) of the second floor board 200; the first fastening parts 310 (not visible in fig. 4) of the first fastening parts 31 of the second floor boards 200 are fastened in the second limiting grooves 33 (not visible in fig. 4) of the first floor boards 100, and the second fastening parts 32 (not visible in fig. 6) of the second floor boards 200 are fastened in the first limiting grooves 34 (not visible in fig. 4) of the first floor boards 100. The first buckling part 310 and the second limiting groove 33, and the second fastener 32 and the first limiting groove 34 limit each other, so that the relative position between the first floor board 100 and the second floor board 200 is fixed, the installation is simple and convenient, and the secondary use is possible.

The specific paving method of the floor comprises the following steps:

(1) inspecting the ground, and inspecting the moisture and the leveling condition of the ground to be paved, wherein the moisture content of the ground is required to be less than 10%, and the unevenness is required to be less than 3mm/2 m;

(2) paving a ground mat, wherein the length and the width of the ground mat are greater than those of the paved ground; the ground mat is including punching foaming base-material elasticity IXPE membrane and the waterproof membrane two-layer structure of PE, the ground mat needs to be higher than 50 ~ 80mm in the wall limit. The width of the PE film is more than 8cm larger than that of the IXPE film, and two layers of PE films are respectively formed on the upper layer and the lower layer of the IXPE film.

(3) Selecting the laying direction and starting point of the floor in a room, firstly carrying out small-range trial laying, determining the color consistency of the floor, and determining the trend of the floor so as to achieve the optimal laying effect and the optimal aesthetic degree;

(4) as shown in fig. 5 and 6, after the laying direction and the starting point are determined, the first row of floors are laid close to the wall edge, wood wedges are required to be placed between the first row of floors and the wall edge, plastic lock catches are removed by the long edges and the transverse tenon grooves of the wall, the transverse ends of the first row of second floors are inserted into the mortise grooves of the first floors at an angle of 0-30 degrees and pushed inwards, the transverse tenon grooves are confirmed to be matched in place, and other floors of the first row are sequentially spliced according to the method; FIG. 7 is a schematic view of the position where the transverse head of the second floor is inclined by 30 degrees and inserted into the mortise of the first floor;

(5) as shown in fig. 8, when the second row of floors are installed, the first buckle on the long side is close to the second buckle on the long side of the first row, and the second buckle is inserted into the blank between the two buckles of the mortise on the long side of the first row of floors at an angle of 0-45 degrees, and then the second row of floors is horizontally pushed forwards and is completely buckled with the first row of floors; sequentially splicing other floors in the second row according to the method until the splicing of the penultimate floor in the second row is finished;

(6) as shown in fig. 9, after the last floor in the second row is installed and cut to size, the long edge of the floor is inserted into the invisible tongue-and-groove of the front floor at an angle of 0-30 degrees, the transverse head reserves the space of the lock catch, the long edge is pressed downwards at the same time to be flat, and finally the transverse head is knocked to be completely stable;

(7) sequentially completing the installation of the rest floors according to the methods in the steps (5) and (6);

(8) and (3) mounting the last row of the long-edge floors, cutting the floors according to the size of the residual ground, and inserting the long-edge floors into the invisible mortises of the front row of the floors at an angle of 0-30 degrees to ensure that the lock catches are completely and stably locked.

In each step, sealing wax on the cutting surfaces of all the floor blocks, and reserving 18-25 mm expansion joints between all the floor blocks close to the wall and the wall around the room.

Example 2

The floor is paved by a staggered joint method during installation, the floor blocks need to be cut, the length of the floor in the embodiment is 915mm, the long edge is provided with 8 lock catches, the transverse end is provided with 2 lock catches, the lock catches at the two ends are not divided into male and female grooves, different cutting modes can be selected according to different rooms, the cutting modes of the floor are two, one is 1/2 (half method), and the other is 2468 (two, four, six and eight methods). The size of the cut is calculated as a proportion of the length of the panel.

As shown in fig. 10, the half method is to cut a 457mm half board at half of the whole board length, both half boards can be used as the first floor to be paved by butt joint, the half paving, i.e. i-shaped paving, is interlaced and aligned, is neat and symmetrical, has strong stereoscopic impression, and the paving effect is as shown in fig. 11.

As shown in fig. 12 and 13, two-four-six-eight method requires cutting two floor boards, wherein one floor board is cut in half to obtain a 457mm half board, the long edge of the floor board is provided with 4 lock catches, and both ends of the floor board can be used as a first floor board for paving; and cutting one quarter of the other floor, wherein the cutting size of the floor is 228 mm and 686mm, the long edge of the floor is respectively provided with 2 and 6 lock catches, two ends of the floor can be used as a first floor for paving, the first floor is sequentially used as the first floor according to the proportion of 2, 4, 6 and 8, after paving, the butt seams are aligned in every four rows, the whole joints are in a step shape, and the effect after paving is shown in fig. 14.

Example 3

For a conventional regular square house structure, two starting positions can be selected, the first starting position is as shown in fig. 15, the first row of floors is paved in the length direction of one side close to a door, the starting position of the first floor is at one end far away from the door, and then longitudinal floors and transverse floors are paved in sequence; secondly, as shown in fig. 16, the first row of the floor boards is paved by selecting the length direction of the side far away from the door, the starting position of the first floor board is close to one end of the door, and then the longitudinal and transverse floor boards are paved in sequence.

For an irregular building structure, it is necessary to select a suitable starting position and a suitable paving direction according to actual conditions, and in the following, taking the room shape in fig. 17 as an example, in the structure, a place with a corner in the middle can be selected as the starting position, and then paving can be performed to both sides in sequence.

Example 4

When the length of floor block is the integral multiple of width, and the number of the plastic hasp on the long limit is the integral multiple of the number of the plastic hasp on the short side, and the long limit on this floor can splice wantonly with the short side to realized the pattern of assembling of multiple shape, the concatenation mode between two adjacent floor blocks is the same with in embodiment 1, use length as the 6 times of width as the example in this embodiment, wherein the hasp number on the short side is 2, and the hasp quantity on long limit is 12. Fig. 18 to 21 show effects obtained by arbitrarily combining four types of long sides and short sides. The specific splicing method can be freely played and selected according to the preference of the user, and is not limited to the several splicing methods listed in this embodiment.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The paving method of the floor is characterized in that the floor is formed by splicing floor blocks with plastic latches, adjacent floor blocks are connected through the plastic latches, and the specific paving method comprises the following steps: (1) paving a first row of floors close to the wall, removing the lock catches by the long edges and transverse tenon grooves of the wall, inserting the transverse ends of a second floor in the first row into the tenon grooves of the first floor at an angle of 0-30 degrees and pushing inwards, confirming that the transverse tenon grooves are matched in place, and sequentially splicing other floors in the first row according to the method; (2) when the second row of floors are installed, the first buckles on the long edges are close to the second buckles on the long edges of the first row of floors, the first buckles are inserted into the blank between the two buckles of the mortise on the long edges of the first row of floors at an angle of 0-45 degrees, the second buckles are pushed horizontally and forwards, and the second buckles are completely buckled with the first row of floors by knocking the transverse head; sequentially splicing other floors in the second row according to the method until the splicing of the penultimate floor in the second row is finished; (3) after the last floor in the second row is installed and cut, inserting the long edges of the floors into the invisible mortises of the floors in the front row at an angle of 0-30 degrees, reserving the space between the lock catches at the transverse ends, pressing the long edges downwards at the same time to enable the long edges to be flat, and finally knocking the transverse ends to enable the long edges to be completely and stably fit; (4) sequentially completing the installation of the rest floors according to the methods in the steps (2) and (3); (5) and (3) mounting the last row of the long-edge floors, cutting the floors according to the size of the residual ground, and inserting the long-edge floors into the invisible mortises of the front row of the floors at an angle of 0-30 degrees to ensure that the lock catches are completely and stably locked.

2. The method for paving a floor as claimed in claim 1, wherein the structure of the floor boards with the plastic lock catches is as follows: including the plate body and wrap up in the peripheral plastic frame of plate body, be equipped with multiunit spacing connecting piece on the plastic frame, two adjacent plate bodies are mutually supported and are fixed a position through corresponding spacing connecting piece on the peripheral plastic frame of plate body, the plastic frame includes the underframe and sets up the underframe inboard and with underframe integrated into one piece's side frame, each group spacing connecting piece includes adjacent first fastener and second fastener, first fastener is followed the curb plate protrusion of side frame, and just first fastener links to each other with the bottom surface of underframe, the second fastener is from the downward protrusion of bottom surface of underframe forms, and the dislocation of first fastener and the second fastener of side frame both sides is arranged.

3. The method for paving the floor as claimed in claim 1, wherein the length of the floor block is an integral multiple of the width, the number of the plastic latches on the transverse ends of the floor block is at least two, the number of the plastic latches on the long sides of the floor block is an integral multiple of the number of the plastic latches on the transverse ends, and the distance between the adjacent latches on the long sides is the same as the distance between the adjacent latches on the transverse ends.

4. The method for paving a floor according to claim 1, wherein wood wedges are placed between the floor boards of the first row and the wall edges, and no wood wedges are placed between the transverse ends of the floor boards of the second row and the rest of the rows and the wall edges.

5. The method for paving the floor boards according to claim 1, wherein the first row of the floor boards need to be checked before being paved, particularly, the ground to be paved needs to be checked for moisture and flatness, the moisture content of the ground is less than 10%, and the unevenness is less than 3mm/2 m.

6. The method for paving the floor boards as claimed in claim 1, wherein the first row of the floor boards need to be paved with ground mats, the length and width of the ground mats are larger than those of the paved ground, the ground mats comprise two-layer structures of perforated foaming base material elastic IXPE films and PE waterproof films, and the ground mats need to be 50-80 mm higher than the wall edges.

7. The method for paving floor boards according to claim 6, wherein the width of the PE film is more than 8cm larger than that of the IXPE film, and a double layer of PE film is formed on each of the IXPE film.

8. The method for laying floor boards as claimed in claim 1, wherein the first floor board of each row needs to be cut by a one-half method or two-four-six-eight method.

9. The method for laying floor boards as claimed in claim 8, wherein the half cutting method is to cut the half of the floor boards to obtain two identical half boards, and the two half boards can be used as the first board to be laid by butt joint.

10. The method for laying floor boards as claimed in claim 8, wherein the two-four-six-eight cutting method is to cut the floor boards at half and quarter positions to obtain the floor boards of 1/4, 1/2, 3/4 and 4/4, and the floor boards of the four lengths are laid as the first floor board in turn, and the seams are aligned in four rows and are stepped as a whole.

11. The method for paving the floor boards as claimed in claim 1, wherein a small scale trial paving is performed before the floor boards are paved in the step (1) to ensure the design and color ratio of the floor boards and determine the orientation of the floor boards.

12. The method for laying floor boards as claimed in claim 1, wherein the cut surfaces of the floor boards are wax-sealed.

13. The method for paving the floor as claimed in claim 1, wherein an expansion joint of 18-25 mm is reserved between the floor block and the wall around the room.